! Started logfile: J1957+3427_X_2017_05_31_pus_uvs.log on Tue Feb 5 10:54:05 2019 obs J1957+3427_X_2017_05_31_pus_uva.fits ! Reading UV FITS file: J1957+3427_X_2017_05_31_pus_uva.fits ! AN table 1: 173 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.896339 visibilities/baseline/integration-bin. ! Found source: J1957+3427 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.44388e+09 3.2e+07 1 3.2e+07 ! 02 2 8.47588e+09 3.2e+07 1 3.2e+07 ! 03 3 8.50788e+09 3.2e+07 1 3.2e+07 ! 04 4 8.53988e+09 3.2e+07 1 3.2e+07 ! 05 5 8.60388e+09 3.2e+07 1 3.2e+07 ! 06 6 8.63588e+09 3.2e+07 1 3.2e+07 ! 07 7 8.69988e+09 3.2e+07 1 3.2e+07 ! 08 8 8.73188e+09 3.2e+07 1 3.2e+07 ! 09 9 8.79588e+09 3.2e+07 1 3.2e+07 ! 10 10 8.82788e+09 3.2e+07 1 3.2e+07 ! 11 11 8.85988e+09 3.2e+07 1 3.2e+07 ! 12 12 8.89188e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 1698 lines of history. ! ! Reading 83736 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1957+3427_X_2017_05_31_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 92 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 92 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 163 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.968964Jy sigma=0.008368 ! Fit after self-cal, rms=0.950345Jy sigma=0.008226 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7576 mas, bmaj=1.311 mas, bpa=-8.646 degrees ! Estimated noise=751.525 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0410529 Jy ! Component: 100 - total flux cleaned = 0.0503149 Jy ! Total flux subtracted in 100 components = 0.0503149 Jy ! Clean residual min=-0.002089 max=0.003248 Jy/beam ! Clean residual mean=-0.000001 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.0503149 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0503149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.077472Jy sigma=0.000642 ! Fit after self-cal, rms=0.077190Jy sigma=0.000640 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00363243 Jy ! Component: 100 - total flux cleaned = 0.00488497 Jy ! Total flux subtracted in 100 components = 0.00488497 Jy ! Clean residual min=-0.002136 max=0.001832 Jy/beam ! Clean residual mean=-0.000001 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.0551999 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.0551999 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.077089Jy sigma=0.000639 ! Fit after self-cal, rms=0.077091Jy sigma=0.000639 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9516 mas, bmaj=1.558 mas, bpa=-5.302 degrees ! Estimated noise=292.181 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000485515 Jy ! Component: 100 - total flux cleaned = 0.000550866 Jy ! Component: 150 - total flux cleaned = 0.000585226 Jy ! Component: 200 - total flux cleaned = 0.000592378 Jy ! Total flux subtracted in 200 components = 0.000592378 Jy ! Clean residual min=-0.001094 max=0.001432 Jy/beam ! Clean residual mean=-0.000002 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.0557922 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 20 components and 0.0557922 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.077087Jy sigma=0.000639 ! Fit after self-cal, rms=0.077088Jy sigma=0.000639 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.03 KP 1.00 ! LA 0.97 MK 1.04 NL 0.99 OV 1.09 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 1.02 KP 0.96 ! LA 0.96 MK 1.07 NL 0.99 OV 1.09 ! PT 1.11 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.96 KP 0.90 ! LA 0.99 MK 1.02 NL 1.01 OV 1.04 ! PT 1.05 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 0.96 KP 1.01 ! LA 0.97 MK 1.03 NL 0.98 OV 1.10 ! PT 1.06 SC 1.10 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.97 HN 1.05 KP 1.16 ! LA 1.02 MK 1.06 NL 0.94 OV 1.05 ! PT 1.03 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.99 HN 1.10 KP 1.00 ! LA 0.99 MK 0.98 NL 0.94 OV 1.07 ! PT 0.98 SC 1.10 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.97 KP 0.99 ! LA 0.99 MK 1.02 NL 0.87 OV 0.99 ! PT 1.07 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 0.98 HN 1.02 KP 1.01 ! LA 0.98 MK 1.03 NL 0.89 OV 1.04 ! PT 1.05 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.96 HN 0.98 KP 0.98 ! LA 1.03 MK 0.98 NL 0.91 OV 1.01 ! PT 1.03 SC 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 0.99 KP 0.99 ! LA 1.02 MK 1.02 NL 0.87 OV 1.01 ! PT 1.05 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 0.97 KP 0.89 ! LA 1.01 MK 0.99 NL 0.93 OV 1.03 ! PT 1.03 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.95 HN 0.94 KP 0.95 ! LA 0.99 MK 0.97 NL 0.92 OV 1.00 ! PT 1.07 SC 0.93 ! ! ! Fit before self-cal, rms=0.077088Jy sigma=0.000639 ! Fit after self-cal, rms=0.077335Jy sigma=0.000638 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9548 mas, bmaj=1.563 mas, bpa=-5.56 degrees ! Estimated noise=293.002 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-4.4, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134601 Jy ! Component: 100 - total flux cleaned = 0.00207237 Jy ! Component: 150 - total flux cleaned = 0.00251379 Jy ! Component: 200 - total flux cleaned = 0.00266963 Jy ! Total flux subtracted in 200 components = 0.00266963 Jy ! Clean residual min=-0.000750 max=0.000878 Jy/beam ! Clean residual mean=-0.000002 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0584619 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 45 components and 0.0584619 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.077312Jy sigma=0.000637 ! Fit after self-cal, rms=0.077353Jy sigma=0.000637 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.077353Jy sigma=0.000637 ! Fit after self-cal, rms=0.078708Jy sigma=0.000636 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9563 mas, bmaj=1.569 mas, bpa=-5.491 degrees ! Estimated noise=292.475 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000618139 Jy ! Component: 100 - total flux cleaned = 0.000796728 Jy ! Component: 150 - total flux cleaned = 0.000831383 Jy ! Component: 200 - total flux cleaned = 0.000850812 Jy ! Total flux subtracted in 200 components = 0.000850812 Jy ! Clean residual min=-0.000689 max=0.000701 Jy/beam ! Clean residual mean=-0.000000 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.0593127 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 0.0593127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.078702Jy sigma=0.000636 ! Fit after self-cal, rms=0.078780Jy sigma=0.000636 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000208862 Jy ! Component: 100 - total flux cleaned = 0.000250884 Jy ! Component: 150 - total flux cleaned = 0.000251108 Jy ! Component: 200 - total flux cleaned = 0.000273726 Jy ! Total flux subtracted in 200 components = 0.000273726 Jy ! Clean residual min=-0.000682 max=0.000722 Jy/beam ! Clean residual mean=0.000001 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.0595864 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 53 components and 0.0595864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.078777Jy sigma=0.000636 ! Fit after self-cal, rms=0.078778Jy sigma=0.000636 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.078778Jy sigma=0.000636 ! Fit after self-cal, rms=0.079308Jy sigma=0.000636 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9572 mas, bmaj=1.572 mas, bpa=-5.475 degrees ! Estimated noise=292.188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.43848e-05 Jy ! Component: 100 - total flux cleaned = 7.49913e-05 Jy ! Component: 150 - total flux cleaned = 6.8636e-05 Jy ! Component: 200 - total flux cleaned = 6.89732e-05 Jy ! Total flux subtracted in 200 components = 6.89732e-05 Jy ! Clean residual min=-0.000679 max=0.000714 Jy/beam ! Clean residual mean=0.000000 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.0596554 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 57 components and 0.0596554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.079307Jy sigma=0.000636 ! Fit after self-cal, rms=0.079326Jy sigma=0.000636 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.43962e-06 Jy ! Component: 100 - total flux cleaned = 2.96624e-06 Jy ! Component: 150 - total flux cleaned = 3.11657e-06 Jy ! Component: 200 - total flux cleaned = 8.2249e-06 Jy ! Total flux subtracted in 200 components = 8.2249e-06 Jy ! Clean residual min=-0.000678 max=0.000708 Jy/beam ! Clean residual mean=0.000000 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.0596636 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 60 components and 0.0596636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.079325Jy sigma=0.000636 ! Fit after self-cal, rms=0.079326Jy sigma=0.000636 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.079326Jy sigma=0.000636 ! Fit after self-cal, rms=0.079388Jy sigma=0.000636 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.264 mas, bmaj=2.574 mas, bpa=-5.43 degrees ! Estimated noise=364.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.94714e-05 Jy ! Component: 100 - total flux cleaned = -2.38075e-05 Jy ! Component: 150 - total flux cleaned = -1.38982e-05 Jy ! Component: 200 - total flux cleaned = -9.40996e-06 Jy ! Total flux subtracted in 200 components = -9.40996e-06 Jy ! Clean residual min=-0.000618 max=0.000688 Jy/beam ! Clean residual mean=0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0596542 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 70 components and 0.0596542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.079388Jy sigma=0.000636 ! Fit after self-cal, rms=0.079393Jy sigma=0.000636 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.05575e-05 Jy ! Component: 100 - total flux cleaned = 1.53629e-05 Jy ! Component: 150 - total flux cleaned = 1.91853e-05 Jy ! Component: 200 - total flux cleaned = 1.92126e-05 Jy ! Total flux subtracted in 200 components = 1.92126e-05 Jy ! Clean residual min=-0.000617 max=0.000693 Jy/beam ! Clean residual mean=0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0596734 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 74 components and 0.0596734 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.079393Jy sigma=0.000636 ! Fit after self-cal, rms=0.079394Jy sigma=0.000636 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=0.9583 mas, bmaj=1.573 mas, bpa=-5.529 degrees ! Estimated noise=291.932 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9583 x 1.573 at -5.529 degrees (North through East) ! Clean map min=-0.0006364 max=0.0528 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7611 mas, bmaj=1.319 mas, bpa=-8.616 degrees ! Estimated noise=750.232 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0409909 Jy ! Component: 100 - total flux cleaned = 0.0504957 Jy ! Component: 150 - total flux cleaned = 0.0540342 Jy ! Component: 200 - total flux cleaned = 0.0561336 Jy ! Total flux subtracted in 200 components = 0.0561336 Jy ! Clean residual min=-0.001988 max=0.001820 Jy/beam ! Clean residual mean=-0.000003 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.0561335 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0561335 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9583 mas, bmaj=1.573 mas, bpa=-5.529 degrees ! Estimated noise=291.932 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160127 Jy ! Component: 100 - total flux cleaned = 0.00251628 Jy ! Component: 150 - total flux cleaned = 0.00292708 Jy ! Component: 200 - total flux cleaned = 0.00324999 Jy ! Total flux subtracted in 200 components = 0.00324999 Jy ! Clean residual min=-0.000705 max=0.000703 Jy/beam ! Clean residual mean=-0.000001 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0593835 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 22 components and 0.0593835 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.264 mas, bmaj=2.574 mas, bpa=-5.43 degrees ! Estimated noise=364.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000201471 Jy ! Component: 100 - total flux cleaned = 0.000272102 Jy ! Component: 150 - total flux cleaned = 0.00032985 Jy ! Component: 200 - total flux cleaned = 0.000349525 Jy ! Total flux subtracted in 200 components = 0.000349525 Jy ! Clean residual min=-0.000611 max=0.000686 Jy/beam ! Clean residual mean=0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0597331 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.09484e-05 Jy ! Component: 100 - total flux cleaned = 6.02083e-06 Jy ! Component: 150 - total flux cleaned = 1.57767e-06 Jy ! Component: 200 - total flux cleaned = 1.48139e-06 Jy ! Total flux subtracted in 200 components = 1.48139e-06 Jy ! Clean residual min=-0.000610 max=0.000689 Jy/beam ! Clean residual mean=0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0597346 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 57 components and 0.0597346 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9583 mas, bmaj=1.573 mas, bpa=-5.529 degrees ! Estimated noise=291.932 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000269406 Jy ! Component: 100 - total flux cleaned = 0.0002581 Jy ! Component: 150 - total flux cleaned = 0.000225597 Jy ! Component: 200 - total flux cleaned = 0.000205214 Jy ! Total flux subtracted in 200 components = 0.000205214 Jy ! Clean residual min=-0.000686 max=0.000751 Jy/beam ! Clean residual mean=0.000001 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.0599398 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 68 components and 0.0599398 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.079397Jy sigma=0.000636 ! Fit after self-cal, rms=0.079397Jy sigma=0.000636 wmodel J1957+3427_X_2017_05_31_pus_map.mod ! Writing 68 model components to file: J1957+3427_X_2017_05_31_pus_map.mod wobs J1957+3427_X_2017_05_31_pus_uvs.fits ! Writing UV FITS file: J1957+3427_X_2017_05_31_pus_uvs.fits wwins J1957+3427_X_2017_05_31_pus_map.win ! wwins: Wrote 2 windows to J1957+3427_X_2017_05_31_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 1.87939e-05 Jy ! Component: 100 - total flux cleaned = 1.87035e-05 Jy ! Component: 150 - total flux cleaned = 4.06318e-05 Jy ! Component: 200 - total flux cleaned = 0.000104023 Jy ! Component: 250 - total flux cleaned = 0.000175231 Jy ! Component: 300 - total flux cleaned = 0.000224665 Jy ! Component: 350 - total flux cleaned = 0.000292118 Jy ! Component: 400 - total flux cleaned = 0.000339148 Jy ! Component: 450 - total flux cleaned = 0.000394421 Jy ! Component: 500 - total flux cleaned = 0.000430391 Jy ! Component: 550 - total flux cleaned = 0.000483292 Jy ! Component: 600 - total flux cleaned = 0.000517748 Jy ! Component: 650 - total flux cleaned = 0.000576947 Jy ! Component: 700 - total flux cleaned = 0.000568577 Jy ! Component: 750 - total flux cleaned = 0.000634445 Jy ! Component: 800 - total flux cleaned = 0.000674846 Jy ! Component: 850 - total flux cleaned = 0.000730756 Jy ! Component: 900 - total flux cleaned = 0.000785822 Jy ! Component: 950 - total flux cleaned = 0.000863303 Jy ! Component: 1000 - total flux cleaned = 0.000901481 Jy ! Component: 1050 - total flux cleaned = 0.000939149 Jy ! Component: 1100 - total flux cleaned = 0.000991294 Jy ! Component: 1150 - total flux cleaned = 0.000998539 Jy ! Component: 1200 - total flux cleaned = 0.00104222 Jy ! Component: 1250 - total flux cleaned = 0.00106377 Jy ! Component: 1300 - total flux cleaned = 0.00109231 Jy ! Component: 1350 - total flux cleaned = 0.00114847 Jy ! Component: 1400 - total flux cleaned = 0.00114843 Jy ! Component: 1450 - total flux cleaned = 0.00117583 Jy ! Component: 1500 - total flux cleaned = 0.00118258 Jy ! Component: 1550 - total flux cleaned = 0.00121627 Jy ! Component: 1600 - total flux cleaned = 0.00123635 Jy ! Component: 1650 - total flux cleaned = 0.00124952 Jy ! Component: 1700 - total flux cleaned = 0.00128862 Jy ! Component: 1750 - total flux cleaned = 0.00129505 Jy ! Component: 1800 - total flux cleaned = 0.00132069 Jy ! Component: 1850 - total flux cleaned = 0.00135245 Jy ! Component: 1900 - total flux cleaned = 0.00139021 Jy ! Component: 1950 - total flux cleaned = 0.00139643 Jy ! Component: 2000 - total flux cleaned = 0.00144579 Jy ! Total flux subtracted in 2048 components = 0.00147018 Jy ! Clean residual min=-0.000337 max=0.000340 Jy/beam ! Clean residual mean=-0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.06141 Jy keep ! Adding 149 model components to the UV plane model. ! The established model now contains 217 components and 0.06141 Jy ![Exited script file: muppet] wmap "J1957+3427_X_2017_05_31_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9583 x 1.573 at -5.529 degrees (North through East) ! Clean map min=-0.00054101 max=0.052715 Jy/beam ! Writing clean map to FITS file: J1957+3427_X_2017_05_31_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0527146 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000113135 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.643855 0.643855 1.28771 2.57542 5.15084 10.3017 20.6034 41.2067 82.4135 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.052 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9583 x 1.573 at -5.529 degrees (North through East) ! Clean map min=-0.00054101 max=0.052715 Jy/beam ! Error occured in command: mapplot ! ! ! ! ! ! 4 consecutive EOF's on stdin - 10 will exit program ! ! 5 consecutive EOF's on stdin - 10 will exit program ! ! 6 consecutive EOF's on stdin - 10 will exit program ! ! 7 consecutive EOF's on stdin - 10 will exit program ! ! 8 consecutive EOF's on stdin - 10 will exit program ! ! 9 consecutive EOF's on stdin - 10 will exit program ! ! 10 consecutive EOF's on stdin - 10 will exit program ! Log file J1957+3427_X_2017_05_31_pus_uvs.log closed on Tue Feb 5 10:54:09 2019